mirror of
https://github.com/lvgl/lvgl.git
synced 2025-01-14 06:42:58 +08:00
37 lines
1.0 KiB
Python
37 lines
1.0 KiB
Python
def event_handler(e):
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code = e.get_code()
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obj = e.get_target_obj()
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if code == lv.EVENT.VALUE_CHANGED:
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txt = obj.get_text()
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if obj.get_state() & lv.STATE.CHECKED:
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state = "Checked"
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else:
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state = "Unchecked"
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print(txt + ":" + state)
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lv.screen_active().set_flex_flow(lv.FLEX_FLOW.COLUMN)
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lv.screen_active().set_flex_align(lv.FLEX_ALIGN.CENTER, lv.FLEX_ALIGN.START, lv.FLEX_ALIGN.CENTER)
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cb = lv.checkbox(lv.screen_active())
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cb.set_text("Apple")
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cb.add_event_cb(event_handler, lv.EVENT.ALL, None)
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cb = lv.checkbox(lv.screen_active())
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cb.set_text("Banana")
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cb.add_state(lv.STATE.CHECKED)
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cb.add_event_cb(event_handler, lv.EVENT.ALL, None)
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cb = lv.checkbox(lv.screen_active())
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cb.set_text("Lemon")
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cb.add_state(lv.STATE.DISABLED)
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cb.add_event_cb(event_handler, lv.EVENT.ALL, None)
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cb = lv.checkbox(lv.screen_active())
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cb.add_state(lv.STATE.CHECKED | lv.STATE.DISABLED)
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cb.set_text("Melon")
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cb.add_event_cb(event_handler, lv.EVENT.ALL, None)
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cb.update_layout()
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